(19)
(11) EP 4 085 589 A1

(12)

(43) Date of publication:
09.11.2022 Bulletin 2022/45

(21) Application number: 20851242.6

(22) Date of filing: 30.11.2020
(51) International Patent Classification (IPC): 
H04L 29/06(2006.01)
(52) Cooperative Patent Classification (CPC):
H04L 63/104
(86) International application number:
PCT/IB2020/001076
(87) International publication number:
WO 2021/136963 (08.07.2021 Gazette 2021/27)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 31.12.2019 US 201962955815 P

(71) Applicant: Nagravision Sàrl
1033 Cheseaux-sur-Lausanne (CH)

(72) Inventors:
  • EJOBE, Rhose
    74200 Thonon-les-Bains (FR)
  • THABARET-DIEBOLD, Frederic
    74200 Thonon-les-Bains (FR)
  • RUIZ, Cristian
    1030 Bussigny (CH)
  • AVIOLAT, Romain
    1407 Bioley-Magnoux (CH)
  • SUCCA, Riccardo
    1024 Ecublens (CH)

(74) Representative: Ipside 
6, Impasse Michel Labrousse
31100 Toulouse
31100 Toulouse (FR)

   


(54) TECHNIQUES FOR CONTROLLING ACCESS TO SEGMENTED DATA